Taro Asao

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Degree extending method and optical hub node apparatus
- Patent number 8,406,624
- Issue date Mar 26, 2013
- Fujitsu Limited
- Gaku Kimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical fiber transmission line measurement apparatus and system
- Patent number 8,189,180
- Issue date May 29, 2012
- Fujitsu Limited
- Koji Bato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal processing device and signal processing method
- Patent number 8,102,945
- Issue date Jan 24, 2012
- Fujitsu Limited
- Tsutomu Tsurumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical add/drop multiplexer, control method therefor and control p...
- Patent number 7,630,644
- Issue date Dec 8, 2009
- Fujitsu Limited
- Akira Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission device for controlling optical level of transm...
- Patent number 7,551,828
- Issue date Jun 23, 2009
- Fujitsu Limited
- Yuji Shimada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission system
- Patent number 7,065,297
- Issue date Jun 20, 2006
- Fujitsu Limited
- Kazunori Horachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pre-amplifier gain setting method utilizing ASE light and WDM optic...
- Patent number 7,002,734
- Issue date Feb 21, 2006
- Fujitsu Limited
- Kazunori Horachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical amplifier supervisory control method in WDM communication s...
- Patent number 6,977,771
- Issue date Dec 20, 2005
- Fujitsu Limited
- Taro Asao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Universal link configurator for physical link configurations in a d...
- Patent number 5,627,969
- Issue date May 6, 1997
- Fujitsu Limited
- Seiichi Kobayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DEGREE EXTENDING METHOD AND OPTICAL HUB NODE APPARATUS
- Publication number 20100111527
- Publication date May 6, 2010
- FUJITSU LIMITED
- Gaku KIMURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL FIBER TRANSMISSION LINE MEASUREMENT APPARATUS AND SYSTEM
- Publication number 20100097601
- Publication date Apr 22, 2010
- FUJITSU LIMITED
- Koji Bato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL PROCESSING DEVICE AND SIGNAL PROCESSING METHOD
- Publication number 20080031393
- Publication date Feb 7, 2008
- Fujitsu Limited
- Tsutomu TSURUMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transmission apparatus and method of automatically updating software
- Publication number 20080028386
- Publication date Jan 31, 2008
- FUJITSU LIMITED
- Kazuaki Nagamine
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical add/drop multiplexer, control method therefor and control p...
- Publication number 20070133992
- Publication date Jun 14, 2007
- FUJITSU LIMITED
- Akira Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical transmission device for controlling optical level of transm...
- Publication number 20070053650
- Publication date Mar 8, 2007
- FUJITSU LIMITED
- Yuji Shimada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical transmission system
- Publication number 20040005152
- Publication date Jan 8, 2004
- FUJITSU LIMITED
- Kazunori Horachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Pre-amplifier gain setting method utilizing ASE light and WDM optic...
- Publication number 20030231376
- Publication date Dec 18, 2003
- FUJITSU LIMITED
- Kazunori Horachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical amplifier supervisory control method in WDM communication s...
- Publication number 20030099032
- Publication date May 29, 2003
- FUJITSU LIMITED
- Taro Asao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Controlling system for use with variable attenuators
- Publication number 20030099475
- Publication date May 29, 2003
- FUJITSU LIMITED
- Nobuyuki Nemoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

Degree extending method and optical hub node apparatus

Optical fiber transmission line measurement apparatus and system

Signal processing device and signal processing method

Optical add/drop multiplexer, control method therefor and control p...

Optical transmission device for controlling optical level of transm...

Optical transmission system

Pre-amplifier gain setting method utilizing ASE light and WDM optic...

Optical amplifier supervisory control method in WDM communication s...

Universal link configurator for physical link configurations in a d...

Patents Applicationslast 30 patents

DEGREE EXTENDING METHOD AND OPTICAL HUB NODE APPARATUS

OPTICAL FIBER TRANSMISSION LINE MEASUREMENT APPARATUS AND SYSTEM

SIGNAL PROCESSING DEVICE AND SIGNAL PROCESSING METHOD

Transmission apparatus and method of automatically updating software

Optical add/drop multiplexer, control method therefor and control p...

Optical transmission device for controlling optical level of transm...

Optical transmission system

Pre-amplifier gain setting method utilizing ASE light and WDM optic...

Optical amplifier supervisory control method in WDM communication s...

Controlling system for use with variable attenuators